Finding the Fourth Proportional to 583,352.63, 805,027.16 and 315,080.63
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Solution
The fourth proportional to 583,352.63, 805,027.16 and 315,080.63 is: 434,811.55
Step by Step Solution
- Step 1: Write the proportion equation
583,352.63 : 805,027.16 = 315,080.63 : x - Step 2: Convert to fraction form
583,352.63/805,027.16 = 315,080.63/x - Step 3: Cross multiply
583,352.63x = 805,027.16 × 315,080.63 - Step 4: Simplify right side
583,352.63x = 253,648,461,502.48 - Step 5: Solve for x
x = 253,648,461,502.48/583,352.63 - Step 6: Final answer
x = 434,811.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.